mtk sma operasi aljabar

Latihan Soal

UN SMA/ MA

Lat ihan Soal

M at a Pelajaran

M at em at ika SM A

Oleh Team Unsm a.com

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1. (3x + 7) ( x



2) = ... (A) 3x2 + x – 14 (B) 3x2



x + 14 (C) 3x2 + x + 14 (D) 3x2



x



14 (E) 3x2 + 13x



14

2. (4x



7y)2 = ...

(A) 4x2



14xy + 9y27. (B) 4x2



28xy + 49y2 (C) 9x2



56xy + 16y2 (D) 16x2



56xy + 492 (E) 16x2



28xy + 49y2

3. (5p – q)3 = ...

(A) 5p3 – 15p2q + 12pq2 – 2q3 (B) 5p3 – 75p2q + 6pq2 – q3 (C) 125p3 –15p2q + 15pq2 – q3 (D) 125p3 + 75p2q + 15pq2 – q3 (E) 125p3 – 75p2q + 15pq2 – q3

4. (a + 3b)4 = ...

(A) a4 + 12a3b + 28a2b2 + 108ab3 + 9b4 (B) a4 + 12a3b + 54a2b2 + 108ab3 + 81b4 (C) a4 + 96a3b + 216a2b2 + 216ab3 + 81b4 (D) a4 + 12a3b + 432a2b2 + 432ab3 + 81b4 (E) 81a4 – 192a3b + 432a2b2 + 432ab3 + 324b4

5. (x –3y



2z)2 = …

(A) x2 + 9y2 + 4z2 – 6xy + 12xz – 4yz (B) x2 + 9y2 + 4z2 – 6xy + 12xz – 4yz (C) x2 + 9y2 + 4z2 – 6xy



4xz + 12yz (D) 9x2 + y2 + 4z2 – 12xy + 24xz – 8yz (E) 9x2 + 4y2 + 16z2 – 12xy + 24xz – 8yz

6. 18a5b4 + 12a2b7 = ... (A) 4a2b4 (3a3 + 2b3) (B) 4ab2 (3a4 + 2b5) (C) 6a2b4 (3a3 + 2b3) (D) 6a3b3 (3a2 + 2b4) (E) 6a2b(3a + 2b2)

7. 16x2 – 49y2 = ... (A) (3x – y)(3x – 25y) (B) (3x – 5y)( 3x + 5y) (C) (9x – y)(x – 25y) (D) (4x + 7y)(4x – 7y) (E) (4x + 49y)(4x – 49y)

15

M ateri: Operasi Aljabar

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20.   

  

2

14 x 1 2

...

x 3

x 2x 15

(A)

2

12x 11

x 2x 15

  

(B)

2

12x 9

x 2x 15

  

(C)

2

5x 3

x 2x 15

  

(D)

2

5x 17

x 2x 15

  

(E)

2

7 x 10

x 7 x 10